Officials say a Delta Air Lines plane on a flight from Detroit to Denver reported a potential security threat Friday and taxied to a remote area after landing safely at Denver International Airport. Airport spokeswoman Stacey Stegman said passengers on the flight were taken to another location by bus. Police are searching the plane, and it is unclear what, if anything, they found. Stegman had no other information about the potential threat or how it was reported.

Mexico

Earthquake causes panic, little damage

A powerful 7.2 magnitude earthquake shook a wide area near Mexico City on Friday, terrifying residents and sending many fleeing into the streets. There were no initial reports of serious injuries or major damage in the capital. Much of Mexico City was destroyed and more than 10,000 people were killed in a magnitude 8.1 earthquake in 1985, but officials say they have put more safeguards into place since then.

Australia

Sub does sixth dive; plane relatives pray

A robotic submarine finished its sixth trip to the bottom of the Indian Ocean today in the hunt for wreckage from the missing Malaysia Airlines plane, six weeks after the aircraft mysteriously disappeared. The latest data are being analyzed, and a seventh mission is already underway. So far, no debris has been spotted. On Friday, around three dozen Chinese relatives in Beijing held a prayer meeting for their missing spouses.

algeria

Ailing president wins fourth 5-year term

Algeria's ailing President Abdelaziz Bouteflika secured a fourth five-year tenure Friday after amassing nearly 82 percent of votes, according to initial results announced by Interior Minister Tayeb Belaiz. The landslide victory in Thursday's election was widely foreseen, despite opposition from Islamists and leftist groups, and his poor health. Bouteflika, 77, is recovering from a stroke and made few public appearances.

Syria

Weapons program is 75% done, group says

As the April 27 deadline looms for the destruction of Syria's chemical weapons, the international organization overseeing the process reported Friday that the country had delivered another shipment of toxic agents for destruction abroad, bringing the program three-quarters of the way to completion.

Kansas City

Tips lead to arrest in roadway shootings

Local and federal law enforcement authorities used technology, databases and old-fashioned street surveillance to lead them to the arrest of a suspect in connection with a series of the highway shootings in recent weeks around Kansas City, Mo. The suspect, Mohammed P. Whitaker, 27, faces 18 felony counts including two of shooting at a vehicle and striking someone, which carries a maximum penalty of life in prison. There have been reports of about 20 such shootings in the area since early March, including three in which people were struck but survived.

Riverside, calif.

Woman denies crime in YouTube case

A judge on Friday refused to dismiss sexual assault charges against an educator who was confronted with the allegations of abuse in a phone call by a former student who then posted the conversation on YouTube. Andrea Cardosa, a 40-year-old former assistant principal, was charged in February with 16 felony counts, including five counts of assault on a child.